arity
Noun
Meaning
the number of arguments that a function can take
Source: WordNetSynonyms
Hypernyms
Anagrams
Examples
Consequently, the number of operands encoded in an instruction may differ from the mathematically necessary number of arguments for a logical or arithmetic operation (the arity ).
If the arity of the operators is fixed, the result is a syntax lacking parentheses or other brackets that can still be parsed without ambiguity.
A more general situation where this trick is possible is with Omega-groups (in the general sense allowing operators with multiple arity).
Examples The term "arity" is rarely employed in everyday usage.
For example, if the domain of discourse consists of integers, a function symbol f of arity 2 can be interpreted as the function that gives the sum of its arguments.
In contrast, partial function application refers to the process of fixing a number of arguments to a function, producing another function of smaller arity.